X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/23f88690092f4434335f0ae4df90fafbf58100eb..7481329bdd11d81c4b3e85a446ab1e4bfcc298c8:/IkiWiki/Plugin/po.pm

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index d920d3648..a79e7d7f0 100644
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -152,7 +152,7 @@ sub checkconfig () {
 	if (ref $config{po_slave_languages} eq 'ARRAY') {
 		foreach my $pair (@{$config{po_slave_languages}}) {
 			my ($code, $name)=splitlangpair($pair);
-			if (defined $code) {
+			if (defined $code && ! exists $slavelanguages{$code}) {
 				push @slavelanguages, $code;
 				$slavelanguages{$code} = $name;
 			}
@@ -1249,8 +1249,8 @@ sub splitlangpair ($) {
 	if (! defined $code || ! defined $name ||
 	    ! length $code || ! length $name) {
 		# not a fatal error to avoid breaking if used with web setup
-		print STDERR sprintf(gettext("%s has invalid syntax: must use CODE|NAME"),
-			$pair)."\n";
+		warn sprintf(gettext("%s has invalid syntax: must use CODE|NAME"),
+			$pair);
 	}
 
 	return $code, $name;